STM32 MCUs TouchGFX and GUI

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DMA2D: incorrect transfer of JPEG image

Hello to everyone,I'm working on displaying JPEG files using STM32H745BIT6 chip. I successfully configured all peripherals (LTDC, DMA2D, HW JPEG decoder) and now I'm able to dislay JPEG data. At first JPEG decoder converts JPEG data to YCbCr data and...

_legacyfs_online_stmicro_images_0693W00000bjqvqQAA.png _legacyfs_online_stmicro_images_0693W00000bjqwKQAQ.png
Alex Gab by Associate III
  • 4 replies
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DMA2D and LTDC double buffering

Hi everybody,I'm developing a simple gui on an STM32F429 microcontroller with the use of the STemWin grapich library. Everything is working well till I'm using just one framebuffer; now I would like to use double buffering to optimize the interface a...

andrea.l by Associate
  • 5 replies
  • 1 kudos

Bare metal DMA2D

Hello allI have a custom STM32L496RGTx-based board onto which I'm migrating a legacy rendering engine. I'd really like to accelerate text rendering and I'm looking into DMA2D for a4 format font data.I have a little test setup which attempts to popula...

DCarr.1 by Senior
  • 5 replies
  • 0 kudos